EA900 Li 1-3kVA (120V)
● High frequency on-line double conversion technology
● DSP (Digital signal processors) control technology
● Active power factor correction (APFC), input power factor up to 0.99
● Output power factor 1.0
● Wide input voltage range (50~150Vac) and frequency range (40~70Hz)
● Auto sensing frequency
● 50/60Hz frequency conversion
● Cold start
● Rear ventilation design and variable speed fan
● Effective software and hardware protection
● Quick and stable charging, 90% capacity restored in 8h (standard model UPS)
● Linear derating in low voltage input reducing battery discharging times
● Settable delayed start when power is restored
● Advanced battery management (ABM)
● Multiple functions settable via LCD: output voltage, EOD, auto-start, bypass mode
● Multi-platform communications: RS232 (standard), USB/RS485/SNMP/dry contacts (optional)
● Optional USB,RS485 card,AS400 dry contacts, SNMP card, SMS alarms, EPO function, MBS (External maintenance bypass switch)
MODEL | EA901 | EA902 | EA903 | ||||
Capacity | 1kVA/1kW | 2kVA/2kW | 3kVA/3kW | ||||
INPUT | |||||||
Rated voltage | 100/110/115/120/127Vac | ||||||
Voltage range | 50~80Vac (linear derating between 50% and 100% load); 80~150Vac (no derating) | ||||||
Frequency range | 40~70 Hz(auto-sensing) | ||||||
Power factor | ≥0.99 | ||||||
Bypass voltage range | -25%~+15% (settable) | ||||||
Rated input frequency | 50Hz/60Hz (auto-sense) | ||||||
THDi | ≤6% | ||||||
OUTPUT | |||||||
Voltage | 100/110/115/120/127Vac(settable via LCD) | ||||||
Voltage regulation | ±1% | ||||||
Frequency | 45~55Hz or 55~65Hz(synchronized range); 50/60Hz±0.1Hz(battery mode) | ||||||
Waveform | Sinusoidal | ||||||
Power factor | 1.0 | ||||||
THDv | ≤2% (linear load), ≤5% (non-linear load) | ||||||
Crest factor | 3:1 | ||||||
Overload | 108%~127% for 1min, 127%~150% for 30s, >150% for 100ms | ||||||
BATTERIES | |||||||
Battery type | Lithium iron phosphate battery | ||||||
DC voltage | 25.6V (S) | 51.2V(S) | 76.8V(S) | ||||
Inbuilt battery | 8×3.2V/8.7Ah | 16×3.2V/8.7Ah | 24×3.2V/8.7Ah | ||||
Charging current (max.) | 1A | ||||||
Recharge time | Standard model: 90% capacity restored in 8 hours | ||||||
SYSTEM CONTROL AND COMMUNICATIONS | |||||||
Efficiency | ≥90% (Mains mode) | ||||||
≥85% (Battery mode) | |||||||
≥95% (ECO mode) | |||||||
Transfer time | Mains mode to battery mode: 0ms | ||||||
Protections | Short-circuit, overload, overtemperature, battery discharge protection and fan testing protection | ||||||
Communication port | RS232 (standard), USB/RS485/SNMP/dry contacts (optional) | ||||||
Display | LCD+LED | ||||||
ENVIRONMENTAL | |||||||
Operating humidity | 0~95%RH@0~40°C (non-condensing) | ||||||
Storage temperature | -25°C~55°C (exclude batteries) | ||||||
Operating altitude | ≤1000m, above 1000m, derating 1% for each additional 100m | ||||||
IP rating | IP20 | ||||||
Noise level at 1m | ≤50dB | ||||||
OTHERS | |||||||
Dimensions (W×D×H)(mm) | 144×315×211 | 144×450×211 | 191×437×335 | ||||
Packaged dimensions | 230×402×315 | 230×536×315 | 277×500×435 | ||||
Net weight (kg) | 8.3 | 14.1 | 20 | ||||
Gross weight (kg) | 9.3 | 15.5 | 21.5 | ||||
● Derate capacity to 70% in CUCF mode and to 90% when the output voltage is adjusted to 100 Vac
● S means standard model
● All specifications are subject to change without notice
● Custom-made specifications are acceptable
EA900 Li 1-3kVA (120V) Datasheet - PDF
